PMC X-TAC 5.56 NATO 55 Grain FMJ-BT Ammo 20 Rounds

PMC X-TAC 5.56X is 5.56 NATO rifle ammunition loaded with a 55-grain full metal jacket boat-tail bullet. Each box contains 20 rounds. PMC publishes a muzzle velocity of 3,120 fps from a 16-inch test barrel and classifies the load for target and military applications. New brass cases, Boxer primers and non-corrosive components make the fired cases reloadable.Quick Facts 5.56 NATO cartridge 55-grain FMJ boat-tail bullet 20 rounds per box Published muzzle velocity: 3,120 fps from a 16-inch test barrel Manufacturer application categories: target and military New brass cases with Boxer primersSpecifications Manufacturer: PMC Ammunition Product line: X-TAC Manufacturer part number: 5.56X UPC: 741569010115 Ammunition type: Centerfire rifle ammunition Cartridge: 5.56 NATO Bullet weight: 55 grains Bullet type: Full Metal Jacket Boat Tail Package quantity: 20 rounds Case material: New brass Primer type: Boxer Corrosive: No Reloadable: Yes Published muzzle velocity: 3,120 fps from a 16-inch test barrel Published muzzle velocity: 3,270 fps from a 20-inch test barrel Published muzzle energy: 1,189 ft-lb from a 16-inch test barrel Published muzzle energy: 1,306 ft-lb from a 20-inch test barrel Ballistic coefficient: 0.243 Manufacturing standard: U.S. military specification